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sle-c/create_fn_counter.js

Last active June 10, 2020 00:13
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Wrap a function and count how many time it's being invoked
Raw
create_fn_counter.js
function createFnCounter(fn, invokeBeforeExecution) {
let count = 0;
return (snapshot) => {
count++;
if (count <= invokeBeforeExecution) {
return null;
}
return fn(snapshot, count);
}
}
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